目 录1 总体方案·················································01.1 CK6140 的现状和发展·····································11.2 CK6140 数控卧式车床的总体方案论证与拟定·····················21.2.1 数控车床·········································21.2.2 CK6140 数控卧式车床的拟定····························22 机械部分设计计算说明········································42.1 主运动部分计算·········································42.1.1 参数的确定·······································42.1.2 传动设计········································52.1.3 转速图的拟定······································82.1.4 带轮直径和齿轮齿数的确定···························112.1.5 传动件的估算和验算································192.1.6 展开图设计·······································362.2 纵向进给运动设计·······································532.2.1 滚珠丝杆副的选择··································532.2.2 驱动电机的选用····································583 控制系统设计·············································623.1 绘制控制系统结构框图····································623.2.选择中央处理单元（CPU）的类型····························623.3 存储器扩展电路设计·····································633.４ I/O 接口电路及辅助电路设计·········...
